Check the State of Oregon Sex Offender Inquiry System for current listings. You can also check the Offender Map using your location. (Note that anyone who “uses this information to commit a criminal act against another person is subject to criminal prosecution and civil action” under state law.)
Also under state law, registrants are required to keep their information up to date by contacted their listed contact. If you are not the registrant, and have knowledge that a registrant is not residing at the last reported residence listed on this website, under state law you’re “encouraged to call the contact number listed for that registrant.”